JPH0245680Y2 - - Google Patents

Info

Publication number
JPH0245680Y2
JPH0245680Y2 JP1986008864U JP886486U JPH0245680Y2 JP H0245680 Y2 JPH0245680 Y2 JP H0245680Y2 JP 1986008864 U JP1986008864 U JP 1986008864U JP 886486 U JP886486 U JP 886486U JP H0245680 Y2 JPH0245680 Y2 JP H0245680Y2
Authority
JP
Japan
Prior art keywords
cartridge
blasting
explosive
diameter
hydrous
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1986008864U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62125892U (enExample
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1986008864U priority Critical patent/JPH0245680Y2/ja
Publication of JPS62125892U publication Critical patent/JPS62125892U/ja
Application granted granted Critical
Publication of JPH0245680Y2 publication Critical patent/JPH0245680Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Catching Or Destruction (AREA)
JP1986008864U 1986-01-27 1986-01-27 Expired JPH0245680Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986008864U JPH0245680Y2 (enExample) 1986-01-27 1986-01-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986008864U JPH0245680Y2 (enExample) 1986-01-27 1986-01-27

Publications (2)

Publication Number Publication Date
JPS62125892U JPS62125892U (enExample) 1987-08-10
JPH0245680Y2 true JPH0245680Y2 (enExample) 1990-12-03

Family

ID=30793641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986008864U Expired JPH0245680Y2 (enExample) 1986-01-27 1986-01-27

Country Status (1)

Country Link
JP (1) JPH0245680Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5019035U (enExample) * 1973-06-14 1975-03-03

Also Published As

Publication number Publication date
JPS62125892U (enExample) 1987-08-10

Similar Documents

Publication Publication Date Title
CN105874299B (zh) 设置有气隙的炸药管及利用此炸药管的岩石爆破施工法
AP880A (en) Method and apparatus for controlled small-charge blasting of hard rock and concrete by explosive pressurisation of the bottom of a drill hole.
CN108278939B (zh) 一种减小围岩损伤和降低爆破振动的爆破方法
CN110986713B (zh) 一种大直径超深孔辐射聚能松动预裂爆破装置及装填方法
EP0542876A1 (en) METHOD AND APPARATUS FOR ORIENTING BREAKDOWNS FOR BREAKING HARD COMPACT MATERIALS SUCH AS ROCKS AND CONCRETE.
JPH05501147A (ja) 直線状の切断・破砕を行う爆破装置
CN112797848B (zh) 一种聚能药包装置及巷道爆破成型方法
US9823052B2 (en) Self-stemming cartridge
CN111750752A (zh) 一种隧道软弱围岩预裂爆破的施工方法
US5233926A (en) Adhesive secondary blasting cone
CN101936689B (zh) 一种隔振装药炮眼及装药方法
CN111457800A (zh) 直眼桶形掏槽眼布置结构及其巷道直眼桶形掏槽爆破方法
US5253585A (en) Explosive pipe crimping method and devices
JPH0245680Y2 (enExample)
CN215810502U (zh) 聚能水压爆破的炮眼装药结构
CN106643355A (zh) 一种深部煤矿巨厚坚硬顶板的强制放顶方法
CN201764912U (zh) 一种隔振装药炮眼
JPH04138600U (ja) スムースブラステイング用爆薬薬筒及び連結ジヨイント
CN111336877A (zh) 一种裂隙可控的强制放顶爆破方法
KR100317825B1 (ko) 미진동 암반파쇄방법
US4646641A (en) Explosive device and method of use therefor
CN217210601U (zh) 一种基于切缝药包的聚能水压爆破结构
AU785047B2 (en) Explosive casing
CN217110698U (zh) 一种隧道全断面开挖爆破系统
JPH04124600A (ja) 発破補強方法